5 letter words:
burds8,
drubs8,
wurst8,
brust7,
bruts7,
burst7,
durst6,
turds6,
4 letter words:
wuds8,
buds7,
burd7,
drub7,
dubs7,
brus6,
brut6,
burs6,
bust6,
buts6,
rubs6,
stub6,
tubs6,
urbs6,
dust5,
ruds5,
stud5,
surd5,
turd5,
urds5,
rust4,
ruts4,
3 letter words:
wud7,
bud6,
dub6,
wus6,
bru5,
bur5,
bus5,
but5,
rub5,
sub5,
tub5,
urb5,
rud4,
sud4,
uds4,
urd4,
rut3,
sur3,
uts3,
2 letter words:
st2,
ur2,
us2,
ut2,